| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 1512.07 | USD | 20251208 |
| Shandong Hongyang Chem | China national standards | MT | 1130.52 | USD | 20251208 |
| Qingdao Shengze Chem | China national standards | MT | 1512.07 | USD | 20251208 |
| Xiamen Yudeshun Chem | China national standards | MT | 1512.07 | USD | 20251208 |
| Shandong Shuojia Chem | China national standards | MT | 1568.59 | USD | 20251208 |
| Shandong Langchem | China national standards | MT | 1187.04 | USD | 20251208 |
| Shandong Yuanhe Chem | China national standards | MT | 1271.83 | USD | 20251208 |
| Jinan Jiaxing Chem | China national standards | MT | 1130.52 | USD | 20251208 |
| Shandong Yushuo Chem | China national standards | MT | 1568.59 | USD | 20251208 |
| Jinan Jiaxing Chem | China national standards | MT | 989.2 | USD | 20251208 |